physiology MCQs – Page 10

Practise focused physiology questions with marked answers for exam preparation and subject revision.

physiology Mcqs

181. Negative BMR is observed with______________?
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A. Pituitary disturbance

B. Thyroid disturbance

C. Parathyroid

D. All of the above

182. Pancreatic juice rich in water and electrolytes but poor in enzymes is secreted in response to ______________?
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A. Secretin

B. Pancreatozymine

C. Cholecystokinin

D. Proteins

183. Stomach accommodates the meal by______________?
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A. Deceptive relaxation

B. Receptive relaxation

C. Reactive relaxation

D. None of the above

184. Parietal cells of gastric mucosa secrete ______________ ?
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A. Hcl

B. All of the above

C. Gastrin

D. Mucin

185. Which of the following hormones increase the sensitivity of heart to epinephrine________________?
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A. Thyroid

B. Parathyroid

C. Glucagon

D. Insulin

186. Which of the following statements about the action of the somatomedin is true ?
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A. They inhibit protein synthesis

B. They antagonize the effect of insulin

C. They mediated the local effects of Somatostatin

D. They promote growth of bone and cartilage

187. Iodine is primarily important in the biochemical synthesis of______________?
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A. Thyroxine

B. ACTH

C. Calcitonin

D. Adrenaline

188. Removal of parathyroid gland produces the following changes EXCEPT_________________?
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A. Decrease in plasma phosphate level

B. Decline plasma calcium level

C. hypo calcemic tetany

D. Neuromuscular hyperexcitability

189. Bilirubin is conjugated with which of the following ?
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A. Glutamine

B. Glycine

C. Glucuronic acid

D. Acetyl CoA

190. All the following hormones are secreted by adrenal cortex except_______________?
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A. Estriol

B. Corticosterone

C. Aldosterone

D. Cortisol

191. Trousseaus sign and chovsteks sings are positive in___________?
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A. Hyperparathyroidism

B. Hyperthyroidism

C. Hypothyroidism

D. Hypoparathyroidism

192. Bone metabolism is controlled by ____________?
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A. Parathormone

B. Calcitonin

C. Vit D & Calcium

D. All of the above

193. Gastro intestinal hormone in the following is_______________?
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A. Ptyalin

B. Pepsin

C. Cholecystokinin

D. Trypsin

194. Increase in partial pressure of CO2 leading to release of oxygen to the tissues is________________?
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A. Breur effect

B. Bohr effect

C. Hamburger effect

D. Haldane effect

195. Trypsin is an activator of all of the following enzymes EXCEPT_______________?
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A. Proelastase

B. Procolipase

C. Pepsinogen

D. Chymotrypsinogen

196. The receptors for parathyroid hormone are present in______________?
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A. Cartilage

B. Osteoblasts

C. Periosteum

D. Osteoclasts

197. Muscle of expiration____________?
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A. Internal intercostals

B. Diaphragm

C. External intercostals

D. Rcti Abdominis

198. In cases of hypercapnia there is_______________?
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A. Increased pH of blood

B. Remains same

C. Decreased pH of blood

D. Increased oxygen concentration in blood

199. Oxygen as an emergency drug is contraindicated in______________?
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A. Asthma

B. Hyperventilation

C. Anaphylaxis

D. COPD

200. The decreased phosphate level seen in hyper parathyroidism is due to ________________?
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A. Decreased intestinal phosphate absorption

B. Increased calcium excretion

C. Decreased renal phosphate absorption

D. Increased loss of phosphate in urine

Showing 181 to 200 of 522 mcqs